We also got a lot better at other things in the same timeframe. There's now a much larger volume of software that, on average, work better, which wouldn't have

We also got a lot better at other things in the same timeframe. There's now a much larger volume of software that, on average, work better, which wouldn't have been possible with the number of software folks back in the day. Yes I know, Javascript frameworks, bloat, etc. In general my computers are much more reliable than before. We've invented entire tech-based industries while old ones are fading away. It's not clear that it's actually a decline, especially since the economy has shown steady exponential growth over the past couple of centuries.